package com.ks.util.redis;

import org.springframework.context.annotation.Configuration;
import org.springframework.session.data.redis.config.annotation.web.http.EnableRedisHttpSession;

@Configuration  
@EnableRedisHttpSession(maxInactiveIntervalInSeconds = 1800,redisNamespace="zkcf") 
public class RedisSessionConfig {
	
	private static Logger logger = LoggerFactory.getLogger(RedisSessionConfig.class);
	
	
	@EventListener
	public void onSessionCreated(SessionCreatedEvent event){
		logger.error(event.getSessionId());
		//TODO  session 创建需要执行的内容
	}
	
	@EventListener
	public void onSessionDeleted(SessionDeletedEvent event){
		// 销毁当前session在在线用户表中的数据
	}
	
	@EventListener
	public void onSessionExpired(SessionExpiredEvent event){
		// 销毁当前session在在线用户表中的数据
	}
	
	@SuppressWarnings("all")
	@Bean
	public RedisTemplate<String, Object> redisTemplate(RedisConnectionFactory factory) {
		RedisTemplate<String, Object> template = new RedisTemplate<String, Object>();
		template.setConnectionFactory(factory);
		Jackson2JsonRedisSerializer jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer(Object.class);
		ObjectMapper om = new ObjectMapper();
		om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
		om.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
		jackson2JsonRedisSerializer.setObjectMapper(om);
		StringRedisSerializer stringRedisSerializer = new StringRedisSerializer();
		// key采用String的序列化方式
		template.setKeySerializer(stringRedisSerializer);
		// value序列化方式采用jackson
		template.setValueSerializer(jackson2JsonRedisSerializer);
		// hash的key也采用String的序列化方式
//		template.setHashKeySerializer(stringRedisSerializer);
		// hash的value序列化方式采用jackson
//		template.setHashValueSerializer(jackson2JsonRedisSerializer);
		
		RedisSerializer redisSerializer = new RedisSerializer() {
		    @Override
		    public byte[] serialize(Object o) throws SerializationException {
		        return JSON.toJSONBytes(o);
		    }
		    @Override
		    public Object deserialize(byte[] bytes) throws SerializationException {
		        String obj = new String(bytes);
		        return obj;
		    }
		};
		template.setHashValueSerializer(redisSerializer);
		template.setHashKeySerializer(redisSerializer);
		
		template.afterPropertiesSet();
		return template;
	}
}
